W.O.NO. 1 2 3 4 5 1 3V T 0 7 7 4 - Z

W.O.NO.

DR

AW

ING

SE

RIE

S

ITE

M N

o.

BLA

NK

1 2 3 4 5

1 3V T 0 7 7 4 - Z - 0 0 TECHNICAL SPECIFICATIONS ALL 2

2 3V G 0 7 7 4 - Z - 0 0 GA & FOUNDATION DRAWING ALL 2

3 3V S 0 7 7 4 - Z - 1 1 SCH. DRG. FOR INCOMER PANEL 1 7

4 3V B 0 7 7 4 - Z - 0 0 BILL OF MATERIAL ALL 4

6 3V L 0 7 7 4 - Z - 0 0 LEGEND ALL 1

7

REV. DRN. CHK. DATE

RECORD OF DRAWINGS

CUSTOMER

DRG. No.

(IF ANY)

DESCRIPTIONNo. OF

SHEETS

APPLICABLE

FOR PANEL

No.

DR

AW

ING

SU

B-

SE

RIE

S

REVISION STATUS

Sr.

No.

SUMMARY OF REVISION

DRAWING No.

WO

RK

OR

DE

R

No

.

DRAWING SERIES: T-TECHNICAL SPECIFICATION; G-GENERAL ARRANGEMENT DRAWING (FRONT VIEW, SIDE VIEW, PANEL

LINEUP & INSTRUMENT LAYOUT) & FOUNDATION PLAN; M-SINGLE LINE DIAGRAM; S-SCHEMATIC DRAWING; B-BILL OF

MATERIAL; L-LEGEND; W-WIRING DRAWING; U-BUS-WIRING DIAGRAM; C-BREAKER DRAWING

NOTE: SCH.-SCHEMATIC DRAWING; WRG.-WIRING DRAWING;Z-IF W.O. IS HAVING ONLY ONE SWITCHBOARD; FOR

MULTIPLE SWITCHBOARD ORDER USE LETTER A,B,C..; IN DRG. SUB-SERIES: 10 SERIES STANDS FOR - INCOMER TYPE, 20

SERIES FOR - OUTGOING TYPE, 30 SERIES FOR - BUS-COUPLER TYPE; 40 SERIES FOR - BPT TYPE

TITLE : 33kV, 1250A, 25kA INDOOR VCB PANEL

SHEET 1 OF 13V764

CUSTOMER : POWER TECH INDIA

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No REVISION DATE

ALL DIMENSIONS ARE IN mm

SCALE-

APPD.

DRN.

NAME DATE

DRG. NO. REV

THIRD ANGLE PROJECTION

SHEET

W.O.NO.

FIL

E N

AM

E:

4 5 6 7 8 9 10

4 5

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3V774

3VT774-Z-00

GENERAL ARRANGEMENT DRAWING

FOR 1 PANEL SW.BOARD

TECHNICAL SPECIFICATION

3V

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TECHNICAL SPECIFICATIONS

230 V AC

230 V AC

3

IN CASE OF LINE UP ONLY,INTER PANEL WIRES SHALL BE SUPPLIED WITH THE PANEL,

ALL DOORS WILL BE EARTHED BY FLEXIBLE COPPER WIRE.

PANEL WILL BE MADE OF 2 mm SHEET STEEL

PANEL SHALL BE PAINTED INSIDE AND OUTSIDE WITH SHADE RAL 70324

RATED VOLTAGE

SYSTEM NEUTRAL

RATED FREQUENCY

DEGREE OF PROTECTION

AS PER IS 3427:1969

INDICATION CKT.

2

1

2

1

5

4

TRIPPING COIL CKT

CLOSING COIL

FAULT LEVEL

3

2

1

(B) CONTROL SUPPLY VOLTAGES

IP4X FOR EXTERNAL ENCLOSURE

(C) GENERAL NOTES

25 KA

6

110 V AC

24 V DC

24 V DC

5

SPR CHARGE MOTOR

PANEL SPACE HEATER

33000V

50 HZ

(A) SYSTEM PARAMETERS

EFFECTIVELY EARTHED

MATERIAL OF EARTH BUS1

(F) EARTH BAR

COPPER

MOTOR OPERATED SPRING CHARGE MECHANISM.

70kV POWER FRQ.WITHSTAND

170 kVp LIGHTENING IMPULSE

(E) MAIN HORIZONTAL BUSBARS

25 kA FOR 3 SEC

HEAT SHRINKABLE PVC SLEEVE

BREAKING CAPACITY

SHORT TIME RATING

MATERIAL OF BUSBARS

BASIC INSULATION LEVEL (BIL)

SHORT TIME RATING

INSULATION OF BUSBARS

RATED CURRENT

3

4

1

2

RATED CURRENT

VCB MECHANISM7

6

5

4

3

ALUMINIUM

1250 AMPS

1250 AMPS

25 kA FOR 3 SEC

25 kA AT 33 kV

APPLICABLE STANDARD

MECHANISM2

1

(D) CIRCUIT BREAKER

TRIP FREE

IEC 62271/100

3

TO BE CONNECTED AT SITE.

CUSTOMER :M/S. POWER TECH INDIA

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All

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onta

ined in

this

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is c

onfidential a

nd s

hould

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sed

without p

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nse

nt o

f

CG

Pow

er and Indust

rial S

olu

tions

Lim

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3

1

2

3

No REVISION DATE


SCALE-

APPD.

DRN.

NAME DATE

DRG. NO. REV


SHEET

W.O.NO.

FIL

E N

AM

E:

4 5 6 7 8 9 10

4 5

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3VT774-Z-00



COLOUR CODE DETAILS

3V

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2

TABLE FOR WIRE COLOR & WIRE SIZES

NO. CIRCUIT COLOUR CODE WIRE SIZE

2)

1) CT CIRCUITS RED,YELLOW,BLUE,BLACK 2.5 SQMM.

PT SECONDARY CIRCUIT 1.5 SQMM.

3) CONTROL CIRCUIT

(FOR CB TRIPPING & CLOSING )

GREY 1.5 SQMM.

4) MONITORING CIRCUIT

(INDICATION/ ALARM / AUXILIARY RELAY)

BLACK 1.5 SQMM.

5) SPRING CHARGING MOTOR BLACK 1.5 SQMM.

6) MAIN DC SUPPLY GREY 2.5 SQMM.

7) MAIN AC SUPPLY BLACK 2.5 SQMM.

8) EARTHING WIRING GREEN WITH YELLOW WIRES 2.5 SQMM.

FOR R ,Y, B PH & NEUTRAL

RED,YELLOW,BLUE,BLACK

FOR R ,Y, B PH & NEUTRAL

NOTES :-

1) WIRING SHALL BE DONE AS PER IS 5578-1984

2) THE SCHEMATIC REPRESENTATION OF CKT IS DONE ON THE BASIS OF

DE ENERGISED CONDITION OF POWER & CONTROL SUPPLY.

3) WIRE SHALL BE DESIGNATED BY SAME FERRULLE NUMBER AT BOTH OF ITS END,

& FERRULE DENOTATION SHALL BE AS PER TABLE 1V OF IS 375-1963 / IS 5578-*-1984

4) WIRING SHALL BE DONE WITH 1100 VOLT FRLS GRADE MULTISTRANDED COPPER WIRE

CUSTOMER :M/S.POWER TECH INDIA

3V774

3VG774-Z-00



GENERAL ARRANGEMENT DRAWINGS

3V

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SP BOX

INSTRUMENT LAYOUT

POWERPACK(INSIDE SP)

INCOMING AND OUTGOING FROM REAR

Ø 20 FOUNDATION HOLES

GLAND PLATE FOR

CUT-OUT FOR

POWER CABLE ENTRY

CONTROL CABLE ENTRY

3130VC

+/-2mm

+/-2mm

3

DAM

R T W G BPYPRP

TNC

B ACGI14C5150

3ELE

DVM

LR

63R1

86TP SP

63R23ELE

AS VS

psw1

3131VC

3132VC

3133VC

3134VC

UNIT SR,NOSW.SET.NO

3

3130VC

2

1

4

5


3136VC

3137VC

3138VC

3139VC

UNIT SR,NOSW.SET.NO

8

3135VC

7

6

9

10










3V774

3VG774-Z-00


FOUNDATION PLAN

3V

G7

74

-Z-0

0

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11.6.2018

2

*D

IM 'A

'

CLAMPING OF REAR SIDE FOUNDATION BOLTS.

M16 TAPPED HOLE TO BE GROUTED FOR

RECOMMENDED & CROSS CHANNEL WITH

DIMENSION OF TRENCH IS MINIMUM


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out p

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nse

nt o

f

CG

Pow

er

and Indust

rial S

olu

tions

Lim

ited

3

1

2

3

No REVISION DATE


SCALE-

APPD.

DRN.

NAME DATE

DRG. NO. REV


SHEET

W.O.NO.

FIL

E N

AM

E:

4 5 6 7 8 9 10

4 5

B

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D

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F

B

C

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6 7

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3V774

3VL774

LEGEND SHEET

LEGEND SHEET

3V

L774

1

0

0

NTS

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11.6.2018

1

PC

M

CC

TRIP CKT HEALTHY INDICATION(WHITE)

TRIP CKT HEALTHY TEST PUSH BUTTON

SPRING CHARGED INDICATION (BLUE)

DC FAIL ACCEPT PUSH BUTTON

AA

Z

ZZ

LS

TNC

LR

NORMALLY CLOSED PUSH BUTTON

AC FAIL ACCEPT PUSH BUTTON

THERMOSTAT

OPENS WHEN SPRINGS ARE CHARGED

CLOSES WHEN SPRINGS ARE CHARGED

CLOSES WHEN VCB IS MECH.FREE TO CLOSE

LAMP

SWITCH(TNC,LR,AUTO MANUAL)

TOGGLE SWITCH

BREAKER CONTROL SWITCH

COIL

LOCAL REMOTE SWITCH

CURRENT COIL OF METER

AMMETER/VOLTMETER SELECTOR SWITCH

PRESSURE COIL OF METER

ANALOG/DIGITAL AMMETER

(52b)VCB OPERATED NC CONTACT

ANALOG/DIGITAL VOLTMETER

(52a)VCB OPERATED NO CONTACT

WATTHOUR METER

3PIN SOCKET

WATT METER

POWER FACTOR METER

FREQUENCY METER

VOLT AMP METER

REACTIVE VOLT AMP METER

TRIVECTOR METER

LIMIT SWITCH FOR SERVICE POSITION

AS/VS

AM

VM

KWH

KW

PF

HZ

KVA

KVAR

TVM

LSS

MOTOR MTTB METERING TEST TERMINAL BLOCK

BREAKER OFF INDICATION(GREEN)

BREAKER ON INDICATION(RED)R

G

W

T

B

DA

52 CIRCUIT BREAKER

52X CLOSE COIL

52Y SHUNT TRIP COIL

CS

TS CONTACTOR SENSING TEST POSITION

CONTACTOR SENSING SERVICE POSITION

98X AUX CONTACTOR FOR VCBCONTACT MULT.

MAXIMUM DEMAND CONTROLLERMDC

LOAD MANAGERLM

MULTIFUNCTION METERMFM

RTTB RELAY TEST TERMINAL BLOCK

CLS CONTACTOR SENSING SERVICE /TEST POSITIONSS SYNCHRONIZING SELECT SWITCH

ADF AC DC FAIL RELAY (WITH ALARM LOGIC)

CAR COMMON ALARM SCHEME

VSS VOLTAGE SELECTION SCHEME

SERVICE POSITION INDICATION (AMBER)SP

TEST POSITION INDICATION (CLEAR)TP

98U AUX CONTACTOR FOR 27 RELAY CONT MULT

98M AUX CONTACTOR FOR 86 RELAY CONT MULT

98S AUX CONTACTOR FOR SPRING CHARGE STATUS

EPB EMERGENCY PUSH BUTTON

DCF DC FAIL RELAY (WITH ALARM LOGIC)

LLI LINE LINE INDICATOR

ANN ANNUNCIATOR

HCA HOOTER FOR COMMON ALARM

HAN HOOTER FOR ANNUNCIATOR

HAF HOOTER FOR AC FAIL ALARM

52S SERIES TRIP COIL

BUZZER/HOOTER

FR,FY,FB PT SECONDARY(Y SIDE) FUSES

FC1,FC2 CLOSING CIRCUIT FUSES

FT1,FT2 TRIPPING CIRCUIT FUSES

FI1,FI2 INDICATION CIRCUIT FUSES

FAN1,FAN2 ANNUNCIATION CIRCUIT FUSES

FCA1,FCA2 COMMON ALARM CIRCUIT FUSES

FSY1,FSY2 SYNCHRONIZING CIRCUIT FUSES

TOGGLE SWITCH FOR HEATER/PANEL LAMPHSW/PSW

FM/LKM FUSE/LINK FOR MOTOR CIRCUIT

FH/LKH FUSE/LINK FOR HEATER CIRCUIT

FS/LKS FUSE/LINK FOR SOCKET CIRCUIT

TOGGLE SWITCH FOR SOCKETSSWPL PLUG & SOCKET

CT CURRENT TRANSFORMER

VT VOLTAGE TRANSFORMER

RCB REAR CABLE BOX

SCB SIDE CABLE BOX

HDF HOOTER FOR DC FAIL ALARM

SS SURGE SUPPRESSOR

CA/CB AUX CONTACTORS USED IN VSS

98D AUX CONTACTOR FOR DC SUPERVISION

MCB MINIATURE CIRCUIT BREAKER

FAX1,FAX2 AUXILLARY RELAY CKT FUSES

HET HOOTER FOR EARTHING TRUCK

FV1-4 FUSES FOR VOLT SEL SCHEME

PA/PR ACCEPT/RESET PUSH BUTTON

PM/PT MUTE/TEST PUSH BUTTON

CTX CURRENT TRANSDUCER

VTX VOLTAGE TRANSDUCER

KWX KW TRANSDUCER

KVARX KVAR TRANSDUCER

DOOR SWITCHDS

PP POWERPACK

TRIP SEL SWITCH(USED IN SYNCHRO.CKT)

TSS

F1,F2 PT SECONDARY(V SIDE) FUSES

HNTA HOOTER FOR NON TRIP ALARM

98A AUX CONTACTOR FOR AC SUPERVISION

98O AUX CONTACTOR FOR 59 RELAY CONT MULT

CB SEL SWITCH(USED IN SYNCHRO. CKT)BSS

AC SOURCE SEL SWITCHACS

DC SOURCE SEL SWITCHDSS

TEMX TEMPERATURE TRANSDUCER

HE SPACE HEATER

TH THERMOSTAT

CURRENT TRANSFORMER

VOLTAGE TRANSFORMER

AUTO MANUAL SELECTOR SWITCHAMS

LA LIGHTNING ARRESTOR

NOTES

1. THESE ARE THE FREQUENTLY USED ABBREVIATIONS AS PER CGL STANDARD DRAWINGS

2. REFERENCES IEV-440 ,

IS-5578, IEC-60050

32 DIRECTIONAL POWER RELAY

HIGHSET OVER CURRENT RELAY50

IDMTL OVER CURRENT RELAY51

51G STAND-BY EARTH FAULT RELAY

VOLTAGE BALANCE RELAY (NDR)59N

61 CURRENT BALANCE RELAY (NDR)

63R TRANSFORMER FAULT RELAY

64R REF RELAY

64N GROUND FAULT RELAY

67 AC DIRECTIONAL CURRENT RELAY

79

81U UNDER FREQUENCY RELAY

85 PILOT WIRE RECEIVER RELAY

86 MASTER TRIP(LOCK OUT) RELAY

TRIP CKT. SUPERVISION RELAY

98 CONTACTOR

25 CHECK SYNCHRONIZING RELAY

80

21 DISTANCE PROTECTION RELAY

27 UNDER VOLTAGE RELAY

95

SENSITIVE EARTH FAULT RELAY51S

IDMTL EARTH FAULT RELAY51N

HIGHSET EARTH FAULT RELAY50N

37 UNDER CURRENT/POWER RELAY

46

NEGATIVE SEQUENCE CURRENT RELAY47

NEGATIVE SEQUENCE VOLTAGE RELAY

49 THERMAL RELAY

59 OVER VOLTAGE RELAY

ANTI PUMPING RELAY94

81O OVER FREQUENCY RELAY

AUTO RECLOSING RELAY

DC SUPPLY SUPERVISION RELAY

TAG TAG DESCRIPTION

AUTO TRIP INDICATION(AMBER)A

LIMIT SWITCH FOR TEST POSITIONLST

CBCT CORE BALANCED CURRENT.TRANSFORMER

ICT INTERPOSING CURRENT TRANSFORMER

T1,T2... TIMER

R1,R2... RESISTOR

LINK

PLUG AND SOCKET

NORMALLY OPEN CONTACT

NORMALLY CLOSED CONTACT

HAND RESET CONTACT

NORMALLY OPEN PUSH BUTTON

DC FAIL INDICATION(CLEAR)

AF AC FAIL INDICATION(CLEAR)

R/Y/B PHASE ON INDICATIONRP,YP,

HRC FUSE

DF RUN HOUR METERRH

BREAKER FAIL INDICATION(RED)BF

SEMAPHORE INDICATORSMI

BP

TERMINAL BLOCK FOR CT WIRE

TERMINAL BLOCK FOR WITHIN PANEL WIRE

TERMINAL BLOCK FOR WITHIN BOARD WIRE

TERMINAL BLOCK FOR REMOTE FEEDBACK


RE

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onta

ined in

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ment

is c

onfidential a

nd s

hould

not be u

sed

without p

rior co

nse

nt o

f

CG

Pow

er and Indust

rial S

olu

tions

Lim

ited

3

1

2

3

No REVISION DATE


SCALE-

APPD.

DRN.

NAME DATE

DRG. NO. REV


SHEET

W.O.NO.

FIL

E N

AM

E:

4 5 6 7 8 9 10

4 5

B

A

C

D

E

F

B

C

D

E

F

OF

21

DRAWN

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5

6 7

TIT

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3V774

3VS774-Z-11

SCHEMATIC DIAGRAM FOR

INCOMING PANEL

TITLE PAGE

3V

S774-Z

-11

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11.6.2018

11.6.2018

1

INCOMING PANEL



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onta

ined in

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docu

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is c

onfidential a

nd s

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sed

without p

rior co

nse

nt o

f

CG

Pow

er

and Indust

rial S

olu

tions

Lim

ited

3

1

2

3

No REVISION DATE


SCALE-

APPD.

DRN.

NAME DATE

DRG. NO. REV


SHEET

W.O.NO.

FIL

E N

AM

E:

4 5 6 7 8 9 10

4 5

B

A

C

D

E

F

B

C

D

E

F

OF

21

DRAWN

4

5

6 7

TIT

LE

8

3V774

3VS774-Z-11


INCOMING PANEL

POWER CIRCUIT

3V

S7

74

-Z-1

1

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0

0

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11.6.2018

11.6.2018

2

1RX3CX300SQMM XLPE CABLERCB SUITABLE FOR

INCOMER

VOLTMETERDIGITAL

33000/RT3//110V/RT3, EPOXY RESIN CAST

E70

E30

ET

VT1A a

VT2

A a

VT3A a

n

A

N

N

N

N

E50

n

n

E10

205

206

207

E10 FR

2A

1 2

FY

2A

1 2

FB

2A

1 2

E11

E31

E51

E30

E50

208209

E70

PL32

ET

90

VCB SEC SOCKET EARTHING

HEALTHY INDICATION

RP

RED

1 2

YP

YELLOW

1 2

BP

BLUE

1 2

TO NEXT

PAGE

E70

E90

ET

VCB OP SPARE CONTACTS

228

U07230

PL10

PL9

PL20U01

TB2224

U03

U05

226

PL18

PL12

PL19

PL17

PL11 229

231U08

U02

TB2225

227U04

U06

VCB5243 44

81 82

R,Y,B PHASE

100VA, CL 1.0, 3 NOs. SINGLE PHASE FIXEDTYPE FEEDER CONN VOLTAGE TRANSFORMER

VCB5263 64

VCB5221 22

E30

E50

VS

10A

R

Y

B

1

2

E1

E2

DVMV1 VN

CIRCUITTO INDICATION


RE

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info

rmation c

onta

ined in

this

docu

ment

is c

onfidential a

nd s

hould

not be u

sed

without p

rior co

nse

nt o

f

CG

Pow

er

and Indust

rial S

olu

tions

Lim

ited

3

1

2

3

No REVISION DATE


SCALE-

APPD.

DRN.

NAME DATE

DRG. NO. REV


SHEET

W.O.NO.

FIL

E N

AM

E:

4 5 6 7 8 9 10

4 5

B

A

C

D

E

F

B

C

D

E

F

OF

21

DRAWN

4

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6 7

TIT

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3V774

3VS774-Z-11


INCOMING PANEL

POWER CIRCUIT

3V

S7

74

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3

B

Y

R

VCB52

1 2 3

4 5 6

1250AMP

D11

D31

D51

C31

C51

C11

D11

D70

CO

RE

-2 P

RO

TE

CT

ION

CT

RA

TIO

: 100-5

0/5

+5A

CT

S-

3 N

Os

CO

RE

-1 M

ET

ER

ING

BU

RD

EN

/A.C

L: 15V

A / C

L 1

.0

D90

ET

ET

C90

C31

C51

C11

C70P2

P1

TB1104

106

105

101

102

103

114

115

TB1113

112

TB1110

111

CT31S3

1S2

1S1

CT21S3

1S2

1S1

CT11S3

1S2

1S1

CT12S3

2S2

2S1

CT32S3

2S2

2S1

CT22S3

2S2

2S1

15V

A / C

L 5

P10

D31

D51

C53

C33

C13

D53

D33

D13

ST

R : 2

5 K

A / 1

SE

C

FOR HIGHER RATIO OF CTS C10 C30 C50 ,D10 D30 D50 ARE TO BE SHORTEDAND EARTHED INSTEAD OF CTS TERMINAL C13 C33 C53, D13 D33 D53 RESPECTIVELY

107

108

109

116

117

118

C10

C30

C50

D10

D30

D50

NUM. 3OC+1EF RELAYTYPE CGI14N OF CGL

C71

DIGITAL AMMETERAS

10A

R

Y

B

A2

A1

DAM

A1S1 A1S2

D72

51 50

51503 1

51 50

51506 4

51 50

51509 7

51 50

515010 12


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onta

ined in

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docu

ment

is c

onfidential a

nd s

hould

not be u

sed

without p

rior co

nse

nt o

f

CG

Pow

er

and Indust

rial S

olu

tions

Lim

ited

3

1

2

3

No REVISION DATE


SCALE-

APPD.

DRN.

NAME DATE

DRG. NO. REV


SHEET

W.O.NO.

FIL

E N

AM

E:

4 5 6 7 8 9 10

4 5

B

A

C

D

E

F

B

C

D

E

F

OF

21

DRAWN

4

5

6 7

TIT

LE

8

3V774

3VS774-Z-11


INCOMING PANEL

DC CONTROL CIRCUIT

3V

S7

74

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1

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11.6.2018

4

K11

REMOTE TRIP213

212

K31

211

REMOTE CLOSE

CLOSE CKT

TRIP CKT

MASTER TRIP RELAY

FT1

10A

1 2

FC1

10A

1 2

FC2

10A

2 1

FT2

10A

2 1

K21

K19

PL30

PL31

PL28

119

122

K12

K3 K2 K2Y1

VCB52

c d

VCB5253 54K3121

K11

210

K19

PL7

PL22

VCB5271 72K105

PL29 120

K12

LS11 2

K14

AP

A1 A2

K13

ZZa b

VCB523b 4b

VCB52

a b

AP15 16 K17 K15

LS21 2

TNC1 A

TNC2 B

K33

K23 K27 K27

LR2 B

LR3 C

LR1 A

LR4 D

K1125K1

K5

24V DC SUPPLY FROM POWERPACK

AUX.SUPPLY FOR CGI14N OF CGL

K3

124

123

J3

215 214FOR REMOTE TRIP

MCB116A

1 3

2 4

J1 J2

J3

J4

86

5 14K9

86

NC

12 13

86

NO-1

1 2

TRIP CKT HEALTHYK6

T

1 2

W

WHITE

1 2 K5

63R11 2

63R129 30

BUCH. TRIP

WTI TRIP

OTI TRIP

5150 TRIP

+ -

515026 25

515016 17

63R115 16

J1

J2


RE

VD

RG

. NO

.IF

IN

DO

UB

T, A

SK

All

info

rmation c

onta

ined in

this

docu

ment

is c

onfidential a

nd s

hould

not be u

sed

without p

rior co

nse

nt o

f

CG

Pow

er and Indust

rial S

olu

tions

Lim

ited

3

1

2

3

No REVISION DATE


SCALE-

APPD.

DRN.

NAME DATE

DRG. NO. REV


SHEET

W.O.NO.

FIL

E N

AM

E:

4 5 6 7 8 9 10

4 5

B

A

C

D

E

F

B

C

D

E

F

OF

21

DRAWN

4

5

6 7

TIT

LE

8

3V774

3VS774-Z-11


INCOMING PANEL

INDICATION CIRCUIT

3V

S774-Z

-11

7

0

0

NTS

smb

rgs

11.6.2018

11.6.2018

5

AUTO TRIP

VCB ON

VCB OFF

PL24

PL23

133L3

134L5

VCB5231 32

VCB5223 24

132PL

25L1

INDICATION CKT

L1

110V AC SUPPLY FROM VT SECONDARY

LS51 2

LS61 2

PL3

PL4

VCB IN SERVICE

VCB IN TEST

FI1

2A

1 2

R

RED

1 2

L7

G

GREEN

1 2

A

AMBER

1 2

FI2

2A

2 1L2

L3

L5

L15

L13

TP

CLEAR

1 2

SP

AMBER

1 2

L13

L15

L13

L15

135

136

86

NO-2

3 4

E30

E50

E30

E50

110V AC SUPPLY TO AUX. RELAY CIRCUIT


RE

VD

RG

. NO

.IF

IN

DO

UB

T, A

SK

All

info

rmatio

n c

onta

ined in

this

docu

ment

is c

onfid

entia

l and s

hould

not b

e u

sed

with

out p

rior co

nse

nt o

f

CG

Pow

er

and Indust

rial S

olu

tions

Lim

ited

3

1

2

3

No REVISION DATE


SCALE-

APPD.

DRN.

NAME DATE

DRG. NO. REV


SHEET

W.O.NO.

FIL

E N

AM

E:

4 5 6 7 8 9 10

4 5

B

A

C

D

E

F

B

C

D

E

F

OF

21

DRAWN

4

5

6 7

TIT

LE

8

3V774

3VS774-Z-11


INCOMING PANEL

AC CONTROL CIRCUIT

3V

S7

74

-Z-1

1

7

0

0

NTS

smb

rgs

11.6.2018

11.6.2018

6

127

PSW1 2

SKT

P

E

N

HE1

80W,230V AC

1 2

FS

10A

1 2

SSW1 2H31

ET

90.

H33

230VAC SUPPLY FROM REMOTE

FH

6A

1 2

HSW1 2H21 H23

TH1 2

H27

130

H25

H32

LKS2 1

LKH2 1

131

H27

H22 H22

203

204

H1

H2

H3

H4

126

FM

6A

1 2

PL26

SPRING CHR INDICATION

PL21 129

LKM2 1

LS31 2

LS41 2

MOTOR CKT

B

BLUE

1 2

H11

H7

H11

H7

Z1 2 M

1

ZZa b

H14 H12 H12

H14

128

HEATER CKT

SOCKET CKT

H12H7

PL27 H12

H25

MCB216A

1 3

2 4

+ -

DAM12 13

HE2

80W,230V AC

1 2

BREAKER CHAMBER

CT CHAMBER

PSW11 2

PANEL ILL LAMP- SP BOX

PANEL ILL LAMP- BKR CHR

H28

LMP

230V AC,40 W

1 2

LMP1

230V AC,40 W

1 2

+ -

DVM12 13

201

202

J1

J2

J1

J2TRIP CIRCUIT

TO CLOSE &

I/P O/P

POWERPACK

PP

230V AC

24V DC

1

2

3

4

J1

J2


RE

VD

RG

. NO

.IF

IN

DO

UB

T, A

SK

All

info

rmatio

n c

onta

ined in

this

docu

ment

is c

onfid

entia

l and s

hould

not b

e u

sed

with

out p

rior co

nse

nt o

f

CG

Pow

er

and Indust

rial S

olu

tions

Lim

ited

3

1

2

3

No REVISION DATE


SCALE-

APPD.

DRN.

NAME DATE

DRG. NO. REV


SHEET

W.O.NO.

FIL

E N

AM

E:

4 5 6 7 8 9 10

4 5

B

A

C

D

E

F

B

C

D

E

F

OF

21

DRAWN

4

5

6 7

TIT

LE

8

3V774

3VS774-Z-11


INCOMING PANEL

AUXILLARY RELAY CIRCUIT

3V

S7

74

-Z-1

1

7

0

0

NTS

smb

rgs

11.6.2018

11.6.2018

7

110V AC SUPPLY FROM INDI.CIRCUIT

*220

219

TB2

218

TB2

216

FAX2

2A2 1

K43

K45

K47

**

K42

*223

222

TB2

221

TB2

217

K49

K51

K53

**

FAX1

2A

1 2 K41

232 233

TERMLS FOR INTERTRIPPING

BUCH TRIP

WTI TRIP

OTI TRIP

BUCH ALARM

WTI ALARM

OTI ALARM

234 235

U11 U12

SPARE CONTACTS FOR NON TRIP ALARM

U09 U10

3 ELEMENT RELAY

AUX.RELAY

* INITIATING CONTACTS FROM TRANSFORMER UNIT

63R15 14

19 28

33 42

63R18 9

63R122 23

63R136 37

63R25 14

19 28

33 42

63R28 9

63R222 23

63R236 37

E30

E50

E30

E50


PREPARED BY : smb

APPROVED BY : rgs

IT TAG DESCRIPTION CODE I/C X 10 TOTAL FOR 10 SETS

IND. LAMPS LED TYPE MAKE: AS PER CGL STD

COLOUR VOLTAGE PURPOSE

A1 R RED 110 VAC VCB ON 460232452D 1 10

A2 G GREEN 110 VAC VCB OFF 460232453D 1 10

A3 B BLUE 230VAC SPR. CHR. INDICATION 460232456D 1 10

A4 A AMBER 110 VAC AUTOTRIP 460232454D 1 10

A5 W WHITE 24V DC TRIP CKT HEALTHY 460232457D 1 10

A6 RP RED 110 VAC R PHASE HEALTHY 460232452D 1 10

A7 YP YELLOW 110 VAC Y PHASE HEALTHY 460232460D 1 10

A8 BP BLUE 110 VAC B PHASE HEALTHY 460232456D 1 10

A9 SP AMBER 110 VAC SERVICE POSITION 460232454D 1 10

A10 TP CLEAR 110 VAC TEST POSITION 460232455D 1 10

A11 T PUSH BUTTON ACTUATOR- 1NO ELEMENT 4602321086 1 10

PURPOSE-TCH

A12 TNC TNC SWITCH WITHOUT BELL ALARM CONTACTS 460232139S 1 10

TYPE - NON-LOCKABLE

CONTACTS: 2-NO IN EACH POSITION

A13 LR LOCAL REMOTE SWITCH 460232144 1 10

DESIGNATION: LR

TYPE -NON LOCKABLE

CONTACTS: 2NO IN EACH POSITION

A14 AS AMMETER SELECTOR SWITCH 460232238 1 10

DESIGNATION:A-S/S

POSITIONS:R-Y-B-OFF

A15 VS VOLTMETER SELECTOR SWITCH 460232239 1 10

DESIGNATION:V-S/S

NO. OF POSITIONS:4

A16 SKT 3 PIN PLUG SOCKET 460232042 1 10

RATING:230V,10A

A17 PANEL LAMP HOLDER 460232087 2 20

A18 LMP PANEL ILLUMINATION LAMP 4502321100A 2 20

RATING: 40 WATT, 230V AC

A19 TH THERMOSTAT 460232350 1 10

MAKE : VELICO/EXPOSE/APT

A20 MCB1 MCB 2POLE RATING-16 A 24V DC 460232315 1 10

MAKE - SIEMENS/ABB/ SCHNEIDER

PURPOSE:FOR MAIN DC CKT.

A22 PSW1 TOGGLE SWITCH 4602321264 1 10

B'SHEET FOR W. O. : 3V774 REV.0

B'SHEET NO. 3VB0774-Z-00


PREPARED BY : smb

APPROVED BY : rgs


1 POSITION - ON & OFF

CT & PT

VT2 VT2 33KV VT FUSES WITH FUSE CLIP 460257666 3 30

CT1 CT1 33KV EPOXY CASTED INDOOR CURRENT TRANSFORMER 3V774CT1 3 30

CT2 CTR - 100-50 / 5+5A

CT3 CORE 1 - BURDEN/ACC CLASS - 15VA/CL 1.0

CORE 2 - BURDEN/ACC CLASS - 15VA/5P10

STR - 25 KA / 1 SEC

CT SEC - ON P1 SIDE

BIL : 33KV/70KVrms/170KVpp

MAKE- CGPISL /ECS/PRAGATI/BMC

VT1 VT1 VOLTAGE TRANSFORMER WITH FUSE CLIP 460257657 3 30

VT2 1 PHASE, EPOXY RESIN CAST FIXED TYPE V.T.

VT3 33000/RT3//110/RT3

BURDEN/ACC. CLASS 100 VA / CL 1.0

VOLTAGE FACTOR 1.2 CONT. & 1.9 FOR 8 HOURS

B.I.L : 36kV/70kV/170kVp,

MAKE- CGPISL /ECS/PRAGATI/BMC

RELAYS

R1 5150 DESCRIPTION 3OC+1EF RELAY CGI 14N 4602411501 1 10

COMMUNICATION NON COMMUNICABLE

CASE NON DRAWOUT

FUNCTIONS PHASE FAULT I> (51)

PHASE FAULT I>> (50)

EARTH FAULT Io> (51N)

EARTH FAULT Io>> (50N)

SETTINGS PF I>: 5-200% (IN STEPS OF 1%)

PF I>>: 50-1600 % (IN STEPS OF 1%)

EF Io>: 5-200% (IN STEPS OF 1%)

EF Io>>: 50-1600% (IN STEPS OF 1%)

TIME CHARACTERISTIC PROGRAMMABLE WITH 5 IEC SELECTABLE CURVES

INSTANTANEOUS DELAY 0.0SEC TO 2.0SEC (IN STEPS OF 10mS)

INDICATIONS 4 LED INDICATIONS

POWER ON, ALARM, TRIP, ERROR

16X2 LCD DISPLAY

OUTPUT RELAY CONTACTS 4 RELAY OUTPUTS

RL1: TRIP RELAY (SR OR HR)

RL2: BREAKER FAIL INDICATION RELAY (SR/HR)

RL3: ANNUNCIATION-1 RELAY FOR PF (SR/HR)

RL4: ANNUNCIATION-2 RELAY FOR EF (SR/ HR)

RATED CURRENT 1A/5A (SEPARATE TERMINALS)

AUXILIARY DC INPUT 18-52V DC

DIMENSIONS (WXHXD IN MM) 175 X 127.5 X 130.1

FUSE RATING - 3.1A 460257881 6 60

MAKE -EESHWARI/ANAND /BUSSMANN




PREPARED BY : smb

APPROVED BY : rgs


PANEL CUTOUT (WXH IN MM) 158 X 112

WIRING DIAGRAM WD002

R2 86 MASTER TRIP RELAY (86) 460254811 1 10

MAKE : CGPISL/AVANA

TYPE OF MOUNTING ON PANEL : FLUSH MOUNTING TYPE

NO. & TYPE OF CONTACTS : 3 N/O + 1 N/C HR

RELAY FLAG : FLAG REQUIRED

AUXILLIARY SUPPLY AC/DC : 24V DC

R3 63R1 AUXILIARY RELAY 460254823 2 20

63R2 TYPE OF MOUNTING ON PANEL FLUSH

NO. OF CONTACTS: AS PER MANUFACTURER

TYPE OF CONTACTS: HAND RESET

RELAY FLAG FLAG REQUIRED

CASE SIZE: AS PER MANUFACTURER STANDARD

AUXILLIARY SUPPLY: 110V AC

MAKE : CGPISL/AVANA

R4 PP POWERPACK - 230V AC TO 24V DC 460241019 1 10

METERS

M1 AM DIGITAL AMMETER

MAKE : ELMEASURE

FLUSH MTG., CASE SIZE : 96 SQMM

CT SEC: 5A

CTR - 100-50 / 5+5A 450252407E 1 10

AUX VOLTAGE - 230 VAC

ACC. CLASS: 0.5

M2 VM DIGITAL VOLTMETER 450252073E 1 10

MAKE : ELMEASURE

VT RATIO: AS PER SPECIFICATIONS

VT SEC: 110V AC

AUX.SUPPL : 230 V AC

CASE SIZE: 96 SQMM, MTG : FLUSH

ACC. CLASS: 0.5




Documents

W.O.NO. 1 2 3 4 5 1 3V T 0 7 7 4 - Z